OpenTechnical

OT-2026-000010604

Publication integrity record

Single cup vacuum gripper, common isolation valve, single stage ejector, vented before set-down

This page is the evidence record. It changes as evidence arrives: a trusted timestamp, an independent retrieval, a custody deposit. The disclosure itself (/p/OT-2026-000010604) never changes.

Identity and time

Publication numberOT-2026-000010604 · never reused
Internal UUID01a0ae6c-0ee7-726a-ba69-009e2de8d1cf · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:11:52.445886Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000010604
StatusPUBLIC

Content hashes

Canonical text0b40d0b8e8da057ba6e385d146688e2be24e5ff01334cfd16e51bc90b1c476e9
Markdown077d97602d40aedc90bd193e9f6660eca1dea4062cd861027d92680b7e1cd2c6
PDF
Publication page67915f1996074c9082b7e6533686f2456aa5ef6a4eeeaaf8aec047ac949f5dc7
Manifest0c1cf631d046179ee8de601e82c0053dd1968da27ed748a186510b5270809136

SHA-256, lowercase hex, over the exact bytes of each published file. Every figure is hashed individually in the manifest.

Manifest signature

AlgorithmEd25519 · key OT-SIGN-2026-01 · Verified
SignaturegJD+JXmCKBK5yHbiM/K8NOC+tJFmg9DuGl6Ij4uPdbio5Rw0ZeNJ5Gp+0qedFnOOEPaa/cy/WgYxuHOOTAyiAA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T12:14:47.617667ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010604
observed 67915f1996074c9082b7e6533686f245...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:14:47.597429ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010604/manifest.json
observed 0c1cf631d046179ee8de601e82c0053d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:14:47.576138ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010604/publication.md
observed 077d97602d40aedc90bd193e9f6660ec...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:14:47.554806ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010604/publication.txt
observed 0b40d0b8e8da057ba6e385d146688e2b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139

Requested from infrastructure separate from the publication system, over the public internet, with no credential. A MATCH means an ordinary internet client could fetch the publication and received exactly the bytes recorded above.

Independent archive

External archivePending Canonical URLs are submitted to an independent archive in batches.

A capture held by an outside archive is evidence that does not depend on OpenTechnical continuing to exist. It supplements the records above; it does not replace them.

Third-party custody

Custody packagePending Custody packages are produced weekly.